Photo by: Patrick Breen

Andy Hernandez, carrying a Mexican flag (left), and Allison Culver, carrying an American flag, argue over Arizona's immigration law outside the State Capitol Building in Phoenix, Ariz. While finding much of the Arizona law unconstitutional, the U.S. Supreme Court said Monday that one part would stand — the portion requiring police to check the status of someone they suspect is not in the United States legally. (Arizona Republic via Associated Press)